Creating the taxonomy was not without its difficulties. “We had to make a judgment call on how to classify the output of the Moka Pot and the Aeropress,” a PopChartLab team member told me. “It’s not quite standard brewed coffee, but we wouldn’t dare call it espresso, so we coined a term for it: fauxpresso.” And while it is, indeed, compendious, there is one notable omission. “I think we got just about every major coffee brewer in here except for K-cups,” he says, “because screw K-cups.”